Frequencies for first 10,000 rows of whlbs_lg variable in vehicle dataset : Wheelbase | Long-Auto | Freq. Percent Cum. ------------+----------------------------------- 0 | 4,358 43.58 43.58 898 | 45 0.45 44.03 911 | 6 0.06 44.09 937 | 1 0.01 44.10 948 | 51 0.51 44.61 953 | 46 0.46 45.07 964 | 5 0.05 45.12 966 | 1 0.01 45.13 969 | 15 0.15 45.28 970 | 20 0.20 45.48 973 | 38 0.38 45.86 984 | 19 0.19 46.05 990 | 6 0.06 46.11 992 | 5 0.05 46.16 996 | 22 0.22 46.38 1001 | 1 0.01 46.39 1043 | 4 0.04 46.43 1099 | 39 0.39 46.82 1100 | 4 0.04 46.86 1110 | 18 0.18 47.04 1125 | 4 0.04 47.08 1127 | 39 0.39 47.47 1130 | 12 0.12 47.59 1150 | 3 0.03 47.62 1160 | 220 2.20 49.82 1170 | 33 0.33 50.15 1174 | 1 0.01 50.16 1175 | 5 0.05 50.21 1179 | 2 0.02 50.23 1180 | 63 0.63 50.86 1190 | 9 0.09 50.95 1200 | 2 0.02 50.97 1210 | 2 0.02 50.99 1220 | 6 0.06 51.05 1240 | 17 0.17 51.22 1250 | 62 0.62 51.84 1460 | 1 0.01 51.85 9999 | 1,899 18.99 70.84 . | 2,916 29.16 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016